Home / 3,236.21-4,825.98-3,206.65

Finding the Fourth Proportional to 3,236.21, 4,825.98 and 3,206.65

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Solution

The fourth proportional to 3,236.21, 4,825.98 and 3,206.65 is: 4,781.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.21 : 4,825.98 = 3,206.65 : x
  2. Step 2: Convert to fraction form
    3,236.21/4,825.98 = 3,206.65/x
  3. Step 3: Cross multiply
    3,236.21x = 4,825.98 × 3,206.65
  4. Step 4: Simplify right side
    3,236.21x = 15,475,228.77
  5. Step 5: Solve for x
    x = 15,475,228.77/3,236.21
  6. Step 6: Final answer
    x = 4,781.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.